杰斯的圣所

Text:

你施放的瞬间与法术咒语减少来施放。每当你施放瞬间或法术咒语时，占卜1。（检视你牌库顶的牌。你可以将该牌置于你的牌库底。）

Rulings:

• 6/22/2015 The first ability of Jace’s Sanctum can’t reduce the colored mana requirement of an instant or sorcery spell.
• 6/22/2015 If there are additional costs to cast an instant or sorcery spell, apply those before applying cost reductions.
• 6/22/2015 Jace’s Sanctum can reduce alternative costs such as miracle or overload costs.
• 6/22/2015 Jace’s Sanctum’s scry ability will resolve before the instant or sorcery spell that caused it to trigger.